package com.t3;

/**
 * Created by xuyiwei on 2018/7/13.
 */

public class T3_7_7 {
    static  String [] arr = new String[]{"正面","反面","中间"};

    public static void main(String[] args) {
        for (int i=0;i<100;i++){
           int index = (int)(Math.random()*10)%3;
            System.out.println(T3_7_7.arr[index]);
        }
    }
}
